llvm/test/Regression/CFrontend/2004-11-25-UnnamedBitfieldPadding.c

// RUN: %llvmgcc -S %s -o /dev/null
// This is a testcase for PR461
typedef struct {
  unsigned min_align: 1;
  unsigned : 1;
} addr_diff_vec_flags;

addr_diff_vec_flags X;